{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ultrasound+measurement",
    "query": {
      "intervention": "ultrasound measurement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 394,
    "total_pages": 40,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ultrasound+measurement&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T22:54:45.304Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT00532051",
      "title": "Intraocular Lens Power Calculation After Laser Refractive Surgery Based on Optical Coherence Tomography",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "OCT measurements",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 690,
      "start_date": "2011-04",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00532051"
    },
    {
      "nct_id": "NCT04413162",
      "title": "Using Kinect Motion Capture to Measure Shoulder Motion in Patients Undergoing Capsular Distension for Adhesive Capsulitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adhesive Capsulitis",
        "Adhesive Capsulitis of Shoulder",
        "Frozen Shoulder",
        "Shoulder Frozen",
        "Shoulder Pain",
        "Mobility Limitation"
      ],
      "interventions": [
        {
          "name": "Kinect motion tracking system",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2020-06-10",
      "completion_date": "2025-02-07",
      "has_results": false,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04413162"
    },
    {
      "nct_id": "NCT04054154",
      "title": "An Investigational Device (Millar Mikro-Tip Catheter) and Imaging Scan (Shear Wave Elastography) in Measuring Tumor Pressure and Stiffness in Patients With Solid Tumors Undergoing Ultrasound-Guided Biopsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Shear Wave Elastography",
          "type": "DEVICE"
        },
        {
          "name": "Tumor Interstitial Fluid Pressure Measurement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2015-12-29",
      "completion_date": "2026-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04054154"
    },
    {
      "nct_id": "NCT04752098",
      "title": "A Study to Assess Metabolic Bone Disease of Prematurity Using an Acoustic Method",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Bone Disease",
        "Osteopenia",
        "Neonatal Rickets"
      ],
      "interventions": [
        {
          "name": "Vibro-acoustic analysis (VAA), based on ultrasound radiation force",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Days",
        "maximum_age": "8 Months",
        "sex": "ALL",
        "summary": "3 Days to 8 Months"
      },
      "enrollment_count": 37,
      "start_date": "2020-09-02",
      "completion_date": "2024-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-27",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04752098"
    },
    {
      "nct_id": "NCT02652533",
      "title": "Ultrasound Shear Wave Elastography Evaluation of Suspected and Known Biliary Atresia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Biliary Atresia"
      ],
      "interventions": [
        {
          "name": "Ultrasound Shear Wave Elastography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "Up to 3 Months"
      },
      "enrollment_count": 41,
      "start_date": "2016-09",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2019-09-23",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 4,
      "location_summary": "Stanford, California • Ann Arbor, Michigan • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02652533"
    },
    {
      "nct_id": "NCT01615952",
      "title": "Patient Positioning on Supraclavicular Nerve Block",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nerve Block"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 6,
      "start_date": "2012-01",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-03-30",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01615952"
    },
    {
      "nct_id": "NCT05755399",
      "title": "Feasibility of Transcranial Focused Ultrasound to Measure Brain Tumor",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cranial Neurosurgery"
      ],
      "interventions": [
        {
          "name": "Brain imaging using transcranial focused ultrasound (tFUS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2023-10-19",
      "completion_date": "2027-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05755399"
    },
    {
      "nct_id": "NCT02227134",
      "title": "Ultrasound to Predict a Pediatric Difficult Airway and Obstructive Sleep Apnea Syndrome in Children",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Difficult Airway",
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Vidya Raman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Month to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-02",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2020-07-10",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02227134"
    },
    {
      "nct_id": "NCT02693964",
      "title": "Bone and Vascular Health in Postmenopausal Women With Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes Mellitus, Type 1"
      ],
      "interventions": [
        {
          "name": "Bone density and carotid ultrasound",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "45 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2016-03",
      "completion_date": "2017-07-31",
      "has_results": false,
      "last_update_posted_date": "2020-01-28",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02693964"
    },
    {
      "nct_id": "NCT01074112",
      "title": "Keller Prehospital Ultrasound Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ultrasonography",
        "Multiple Trauma",
        "Kidney Calculi",
        "Aortic Aneurysm, Abdominal",
        "Pregnancy",
        "Catheterization, Venous"
      ],
      "interventions": [
        {
          "name": "EFAST exam",
          "type": "DEVICE"
        },
        {
          "name": "Pelvic Ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound Guided Vascular Access",
          "type": "PROCEDURE"
        },
        {
          "name": "Focused Ultrasound Scan",
          "type": "DEVICE"
        },
        {
          "name": "Cardiac Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Keller Fire Rescue",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 30,
      "start_date": "2010-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-02-24",
      "last_synced_at": "2026-10-03T22:54:45.304Z",
      "location_count": 1,
      "location_summary": "Keller, Texas",
      "locations": [
        {
          "city": "Keller",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01074112"
    }
  ]
}